Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 117, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at Jul 7, 2013, 4:45 PM EDT for 8 counties in Pennsylvania. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 7, 2013, 4:45 PM EDT (20:45 UTC)
- Expired
- Jul 7, 2013, 5:45 PM EDT
- In force
- 60 min
- Issued by
- NWS State College, PA
- Area
- Storm-based polygon
Counties Columbia County, PA, Dauphin County, PA, Lycoming County, PA, Montour County, PA, Northumberland County, PA, Schuylkill County, PA, Sullivan County, PA, Union County, PA
The radar
The State College radar (KCCX), 112 km from the middle of the area, began a volume at 20:46 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 7, 1:16 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 8.8 hours before the alert went out and 234 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 285 J/kg
- Mixed-layer CIN
- -180 J/kg
- Mixed-layer LCL
- 1178 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 55 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS State College, PA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 7, 4:12 PM EDT, 33 minutes earlier.
Area forecast discussion, Jul 7, 4:12 PM EDT, 33 minutes before
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</html>Hazardous weather outlook, Jul 7, 1:17 PM EDT, 3 hours 28 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE STATE COLLEGE PA 117 PM EDT SUN JUL 7 2013 PAZ012-018-019-024>028-033>036-041-042-045-046-049>053-056>059- 063>066-081730- NORTHERN CLINTON-NORTHERN CENTRE-SOUTHERN CENTRE-CAMBRIA-BLAIR- HUNTINGDON-MIFFLIN-JUNIATA-SOMERSET-BEDFORD-FULTON-FRANKLIN- NORTHERN LYCOMING-SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION- SNYDER-MONTOUR-NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL- LEBANON-CUMBERLAND-ADAMS-YORK-LANCASTER- 117 PM EDT SUN JUL 7 2013 ...SEVERE THUNDERSTORM WATCH 394 IN EFFECT UNTIL 8 PM EDT THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV/STATECOLLEGE ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. PAZ004>006-010-011-017-037-081730- WARREN-MCKEAN-POTTER-ELK-CAMERON-CLEARFIELD-TIOGA- 117 PM EDT SUN JUL 7 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. SCATTERED THUNDERSTORMS WILL DEVELOP THIS AFTERNOON. A FEW OF THESE STORMS MAY CAUSE STRONG WIND GUSTS AND LOCALLY HEAVY RAIN. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. RXR
In the hours before
Local storm report, Jul 7, 3:10 PM EDT, 1 hour 35 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
310 PM EDT SUN JUL 07 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0243 PM TSTM WND DMG HOOVERSVILLE 40.15N 78.91W
07/07/2013 SOMERSET PA 911 CALL CENTER
TREE DOWN ON ROAD
&&
EVENT NUMBER CTP1300264
COLBERTLocal storm report, Jul 7, 3:14 PM EDT, 1 hour 31 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
314 PM EDT SUN JUL 07 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0250 PM TSTM WND DMG CURRYVILLE 40.28N 78.34W
07/07/2013 BLAIR PA 911 CALL CENTER
MULTIPLE REPORTS OF TREES DOWN.
&&
EVENT NUMBER CTP1300265
COLBERTSpecial weather statement, Jul 7, 3:51 PM EDT, 54 minutes before
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</html>Local storm report, Jul 7, 3:53 PM EDT, 52 minutes before
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</html>Special weather statement, Jul 7, 4:30 PM EDT, 15 minutes before
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</html>Local storm report, Jul 7, 4:37 PM EDT, 8 minutes before
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</html>The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 10:03 PM EDT | Special Weather Statement | CTP | Elk | 27 min |
| Jul 6, 10:30 PM EDT | Special Weather Statement | CTP | Elk | 30 min |
| Jul 7, 12:46 PM EDT | Special Weather Statement | CTP | Somerset | 59 min |
| Jul 7, 12:58 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 62 min |
| Jul 7, 1:40 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair, Cambria, Somerset | 65 min |
| Jul 7, 1:58 PM EDT | Areal Flood Advisory | CTP | Bedford, Somerset | 2 hr |
| Jul 7, 2:25 PM EDT | Flash Flood Warning | CTP | Bedford, Somerset | 3 hr |
| Jul 7, 2:30 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Cambria, Clearfield | 45 min |
| Jul 7, 2:40 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair, Fulton, Huntingdon | 50 min |
| Jul 7, 2:46 PM EDT | Areal Flood Advisory | CTP | Blair, Cambria, Centre, Fulton, Huntingdon | 3 hr |
| Jul 7, 3:12 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Centre, Clearfield, Clinton, Huntingdon | 63 min |
| Jul 7, 3:17 PM EDT | Severe Thunderstorm Warning | CTP | Franklin, Fulton, Huntingdon | 58 min |
| Jul 7, 3:20 PM EDT | Severe Thunderstorm Warning | CTP | Franklin, Huntingdon, Juniata, Mifflin, Perry | 55 min |
| Jul 7, 3:51 PM EDT | Special Weather Statement | CTP | Cumberland | 54 min |
| Jul 7, 4:06 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Dauphin, Juniata, Mifflin, Northumberland, Perry and 2 more | 54 min |
| Jul 7, 4:20 PM EDT | Severe Thunderstorm Warning | CTP | Clinton, Lycoming, Union | 55 min |
| Jul 7, 4:30 PM EDT | Special Weather Statement | CTP | Adams | 45 min |
| Jul 7, 5:05 PM EDT | Areal Flood Advisory | CTP | Lycoming | 115 min |
| Jul 7, 5:10 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lebanon, Schuylkill | 65 min |
| Jul 7, 5:13 PM EDT | Special Weather Statement | CTP | York | 32 min |
| Jul 7, 5:32 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lancaster, Lebanon, York | 73 min |
| Jul 7, 5:36 PM EDT | Severe Thunderstorm Warning | CTP | Sullivan | 54 min |
| Jul 7, 5:40 PM EDT | Areal Flood Advisory | CTP | Sullivan | 2 hr |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2013Every severe thunderstorm warning in 2013
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.